[R] extracting data using strings as delimiters

[Katharine Mullen]

have you seen help(strsplit)?

On Tue, 25 Sep 2007, lucy b wrote:

> Dear List,
>
> I have an ascii text file with data I'd like to extract. Example:
>
> Year Built:  1873 Gross Building Area:  578 sq ft
> Total Rooms:  6 Living Area:  578 sq ft
>
> There is a lot of data I'd like to ignore in each record, so I'm
> hoping there is a way to use strings as delimiters to get the data I
> want (e.g. tell R to take data between "Built:" and "Gross" -
> incidentally, not always numeric). I think an ugly way would be to
> start at the end of each record and use a substitution expression to
> chip away at it, but I'm afraid it will take forever to run. Is there
> a way to use strings as delimiters in an expression?
>
> Thanks in advance for ideas.
>
> LB
>
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